Drost, S.S.DrostKuehl, K.K.KuehlLang, W.W.LangRichter, A.A.RichterEndres, H.-E.H.-E.Endres2022-03-082022-03-081991https://publica.fraunhofer.de/handle/publica/302517A catalytic gas sensor has a heating device, a temperature sensor device and a catalytic active surface layer. In order to increase the measurement accuracy and to detect different gas types, the gas sensor has a first and a second detection range with different sensitivities, whereby the temperature sensor device is also arranged on the first and also the second detection range.de608621patent1990-4008150